WebApp-Kategorien anzeigen

app.py

@@ -2,10 +2,15 @@ from pathlib import Path
 from flask import Flask, render_template, request
 import subprocess
 import sys
+import json
+from pathlib import Path
+from flask import redirect
 
 app = Flask(__name__)
 
 BASE_DIR = Path(__file__).parent
+CATEGORIES_FILE = BASE_DIR / "Kategorien.json"
+
 
 
 @app.route("/")
@@ -82,7 +87,81 @@ def run_categorize():
         output=result.stdout + result.stderr
     )
 
+@app.route("/categories")
+def categories():
 
+    with open(
+        CATEGORIES_FILE,
+        encoding="utf-8"
+    ) as f:
+
+        categories = json.load(f)
+    print(categories)
+    return render_template(
+        "categories.html",
+        categories=categories
+    )
+@app.route("/categories/delete/<category>")
+def delete_category(category):
+
+    with open(
+        CATEGORIES_FILE,
+        encoding="utf-8"
+    ) as f:
+
+        categories = json.load(f)
+
+    if category in categories:
+        del categories[category]
+
+    with open(
+        CATEGORIES_FILE,
+        "w",
+        encoding="utf-8"
+    ) as f:
+
+        json.dump(
+            categories,
+            f,
+            ensure_ascii=False,
+            indent=2
+        )
+
+    return redirect("/categories")
+@app.route(
+    "/categories/add",
+    methods=["POST"]
+)
+def add_category():
+
+    category = request.form["category"].strip()
+
+    with open(
+        CATEGORIES_FILE,
+        encoding="utf-8"
+    ) as f:
+
+        categories = json.load(f)
+
+    if category not in categories:
+        categories[category] = []
+
+    with open(
+        CATEGORIES_FILE,
+        "w",
+        encoding="utf-8"
+    ) as f:
+
+        json.dump(
+            categories,
+            f,
+            ensure_ascii=False,
+            indent=2
+        )
+
+
+
+    return redirect("/categories")
 if __name__ == "__main__":
 
     app.run(